There are 5models optional, please choose suitable model according to your needs: (1) 7-in-1 HDMI and RJ4590568)RJ45+HDMI+PD+ SD/TF+ 2*USB3.0 (2) 6-in-1 HDMI and PD70411)HDMI+PD+ SD/TF+ 2*USB3.0 (3) 6-in-1 HDMI and SDTF (70410):HDMI+SD/TF+ 3*USB3.0 (4) 5-in-1 HDMI and PD (50209):HDMI+PD+ 3*USB3.0 (5) 5-in-1 HDMI and USB20197)HDMI+ 4*USB3.0 7-in-1 Full-Function HUB 7 Ports Expansion4K HD Vision 1000Mbps RJ45 Internet100W Super Charge 104MB/s SD/TF5Gbps USB 3.0 4K HD Video Output Live streaming movie in stunning detail Ps: HDMI port provides max 3840*2160 at 30Hz HDMI Large Screen Extension Connect a laptop to TV, enjoy warm family time Connect a laptop to the projector, make office work more efficient 1000Mbps Wired Ethernet Stable network speed for working and gaming PD 100W Super Charging As fast charging speed as original laptop charger Transfer Files in Seconds The pictures and large files can be easily transmitted in seconds Connect Maive USB Devices Multitasking made easy with 2 USB 3.0 interfaces, catering to daily office needs Read SD/TF Cards At Once Read and write at the same time,quickly and easily acce your files at a speed of 104MB/s Universal Compatibility Operating Systems: Mac OS, Windows, IOS, Android, Linux *Ps: Driver is needed for Window 7/XP when using ethernet port, driver-free for all other systems. OTG Function Phones/tablets must be OTG function supported Powerful & Reliable Chipsets Smooth performance even with multi-functions used simultaneously Born with Beauty and Quality Has good thermal conductivity, durable, wear-resistant and scratch-resistant Product Specification Packaging Display